import store from "./store";
import router, { asyncRoutes } from "./router";
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import getPageTitle from "./utils/get-page-title";



const whiteList = ['/login', '/404']
router.beforeEach(async (to, from, next) => {
    NProgress.start()
    // console.log(to ,'去');
    // const title = `${document.title}_${to.meta.title}`
    // document.title=title
    const title = getPageTitle(to.meta.title)
    document.title = title
    // title= document.title+ to.meta.title
    // console.log(title);
    // console.log(from,'来');
    const token = store.state.user.token
    let menus = []
    if (token) {

        if (to.path == '/login') {
            next('/')
            NProgress.done()
        } else {
            if (!store.state.user.user.userId) {
                // 获取用户权限
                menus = await store.dispatch('user/userInfos')
                console.log(asyncRoutes);

                const filterRoutes = asyncRoutes.filter(item => {
                    return menus.includes(item.children[0].name)
                })


                filterRoutes.push(// 404 page must be placed at the end !!!
                    { path: '*', redirect: '/404', hidden: true })
                store.commit('menus/updateMenus', filterRoutes)
                router.addRoutes(filterRoutes)
                next({ ...to, replace: true })
            } else {
                next()
            }

        }
    } else {
        if (whiteList.includes(to.path)) {
            next()
        } else {

            next('/login')
            NProgress.done()
        }
    }
})

router.afterEach(() => {
    NProgress.done()//接收加载进度条
})


// import router from './router'
// import store from './store'
// import { Message } from 'element-ui'
// import NProgress from 'nprogress' // progress bar
// import 'nprogress/nprogress.css' // progress bar style
// import { getToken } from '@/utils/auth' // get token from cookie
// import getPageTitle from '@/utils/get-page-title'

// NProgress.configure({ showSpinner: false }) // NProgress Configuration

// const whiteList = ['/login'] // no redirect whitelist

// router.beforeEach(async(to, from, next) => {
//   // start progress bar
//   NProgress.start()

//   // set page title
//   document.title = getPageTitle(to.meta.title)

//   // determine whether the user has logged in
//   const hasToken = getToken()

//   if (hasToken) {
//     if (to.path === '/login') {
//       // if is logged in, redirect to the home page
//       next({ path: '/' })
//       NProgress.done()
//     } else {
//       const hasGetUserInfo = store.getters.name
//       if (hasGetUserInfo) {
//         next()
//       } else {
//         try {
//           // get user info
//           await store.dispatch('user/getInfo')

//           next()
//         } catch (error) {
//           // remove token and go to login page to re-login
//           await store.dispatch('user/resetToken')
//           Message.error(error || 'Has Error')
//           next(`/login?redirect=${to.path}`)
//           NProgress.done()
//         }
//       }
//     }
//   } else {
//     /* has no token*/

//     if (whiteList.indexOf(to.path) !== -1) {
//       // in the free login whitelist, go directly
//       next()
//     } else {
//       // other pages that do not have permission to access are redirected to the login page.
//       next(`/login?redirect=${to.path}`)
//       NProgress.done()
//     }
//   }
// })

// router.afterEach(() => {
//   // finish progress bar
//   NProgress.done()
// })
